{

if ($entityManagerinstanceof EntityManagerInterface) {

$this->entityManager =$entityManager;

}else {

}elseif ($entityManagerinstanceof ClassMetadataFactory) {

@trigger_error(sprintf('Injecting an instance of "%s" in "%s" is deprecated since Symfony 4.2, inject an instance of "%s" instead.', ClassMetadataFactory::class,__CLASS__, EntityManagerInterface::class),E_USER_DEPRECATED);

$this->classMetadataFactory =$entityManager;

}else {

thrownew \InvalidArgumentException(sprintf('$entityManager must be an instance of "%s", "%s" given.', EntityManagerInterface::class,\is_object($entityManager) ?\get_class($entityManager) :\gettype($entityManager)));

}

}